CN114619673A

CN114619673A - Plastic plate straight seam welding device and welding equipment with same

Info

Publication number: CN114619673A
Application number: CN202210399579.8A
Authority: CN
Inventors: 唐聚园; 邵松; 李波; 周驰; 耿红强
Original assignee: Luoyang Ruichang Environmental Engineering Co ltd
Current assignee: Luoyang Ruichang Environmental Engineering Co ltd
Priority date: 2022-04-15
Filing date: 2022-04-15
Publication date: 2022-06-14
Anticipated expiration: 2042-04-15
Also published as: CN114619673B

Abstract

The utility model provides a plastic slab trades straight seam welding set and has device, welding set includes the mount and sets up the welding mechanism on the mount, welding mechanism can remove along the vertical direction or the horizontal direction of mount, welding mechanism includes the hot melt rifle that sets gradually along the horizontal direction of mount and compresses tightly the piece, the nozzle of hot melt rifle is the platykurtic structure and all is provided with the spout from top to bottom, it includes the pinch roller that two symmetries set up to compress tightly the piece, form between two pinch rollers and compress tightly the passageway, two pinch rollers can produce axial relative displacement, and every pinch roller can the rotation. The equipment can realize full-automatic welding of the plastic plate for changing the straight seam, and has higher production efficiency.

Description

Plastic plate straight seam welding device and welding equipment with same

Technical Field

The invention relates to the technical field of heat exchange plate production equipment, in particular to a plastic plate straight seam welding device and welding equipment with the same.

Background

At present, the flue gas heat exchanger obtains remarkable economic benefits in the aspects of utilizing heat energy, recovering waste heat, saving raw materials, reducing cost and special purposes, is widely applied to the fields of petrochemical industry, metallurgy, power engineering, machinery and the like, and the heat exchange medium has the problems of corrosivity, viscosity, scaling and the like, so that steel plates are corroded, viscous and scaled, the maintenance is frequently needed, the heat exchange efficiency is reduced, the service life is short, and the corrosion-resistant rare metal plates are used for replacing the high price.

The fluoroplastic is used as a heat exchange element of high-efficiency flue gas heat exchanger equipment, belongs to a chemical inert material, has no acid dew point corrosion, and has excellent acid corrosion resistance, so that the fluoroplastic heat exchanger has no special requirements on flue gas components and flue gas acid dew points, and also has excellent abrasion resistance, so that the fluoroplastic is used for manufacturing the flue gas heat exchanger, and has wide reason prospect. A plastic heat exchanger of this company's production, heat exchange module comprise a plurality of plastic slabs and the water conservancy diversion support bar of setting between the plastic slab, and in the manufacturing process, two adjacent heat transfer board tip need seal the processing, and present seal the processing is manual operation, and production efficiency is lower.

Disclosure of Invention

The invention aims to solve the technical problems and provides a plastic plate straight seam welding device and welding equipment with the same, which can automatically seal a heat exchange plate, reduce labor and greatly improve production efficiency.

In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a plastic slab trades straight seam welding set, includes the mount and sets up the welding mechanism on the mount, welding mechanism can remove along the vertical direction or the horizontal direction of mount, and welding mechanism includes the hot melt rifle and the compressing tightly piece that set gradually along the horizontal direction of mount, and the nozzle of hot melt rifle is the platykurtic structure and all is provided with the spout from top to bottom, and the compressing tightly piece includes the pinch roller that two symmetries set up, forms between two pinch rollers and compresses tightly the passageway, and two pinch rollers can produce axial relative displacement, and every pinch roller can the rotation.

Preferably, a guide piece is arranged on one side of the hot melting gun far away from the pressing piece, the guide piece comprises two symmetrically arranged guide plates, a welding channel is formed between the two guide plates, and the welding channel gradually narrows along the direction close to the hot melting gun.

Preferably, the pressing piece is arranged on the mounting seat, the pressing wheels are rotatably connected with rotating shafts, the rotating shaft of one of the pressing wheels is fixed on the mounting seat through a connecting plate, the rotating shaft of the other pressing wheel is connected with the head end of a piston rod of the air cylinder through a connecting plate, and the air cylinder is fixed on the mounting seat.

Preferably, the welding mechanism is arranged on the fixing frame in a sliding mode through the welding base, the welding base moves along the horizontal direction of the fixing frame, and the welding mechanism moves along the vertical direction of the fixing frame.

Preferably, the fixing frame is provided with two linear guide rails along the horizontal direction, two ends of each linear guide rail are provided with two belt pulleys, the two belt pulleys are connected through belt transmission, one belt pulley is connected with a motor in a transmission manner, a sliding block is arranged on each linear guide rail in a matching manner, two ends of a welding base are fixed on the sliding block, the bottom of the welding base is fixedly connected with the belt, an electric push rod is arranged on the welding base, the head end of a piston rod in the electric push rod is fixed with a welding mechanism, and the pushing direction of the electric push rod is the vertical direction of the fixing frame.

Preferably, the welding mechanism is arranged on the fixing frame in a sliding mode through the welding base, the welding base moves in the vertical direction of the fixing frame, and the welding mechanism moves in the horizontal direction of the fixing frame.

Preferably, a lead screw is arranged on the welding base, the lead screw is provided with a nut in a matching manner, the sliding direction of the nut is the horizontal direction of the fixing frame, a welding mechanism is fixed on the nut, and the lead screw is in transmission connection with a motor; the fixed pulley is arranged on the top end of the fixed frame, the traction rope is arranged on the fixed pulley in a matching mode, one end of the traction rope is fixed on the welding base, and the other end of the traction rope is fixed on the rope winder.

The utility model provides a plastic slab trades transversal joint automatic weld equipment, includes above-mentioned plastic slab trades transversal joint welding set and picks the muscle device, pick the muscle device including picking muscle platform, setting and picking the muscle wheel of muscle platform one end in the post that compresses tightly of muscle platform top and setting, compress tightly the post and erect in picking muscle platform top, compress tightly the post and can reciprocate along the direction of height of picking the muscle platform, pick the muscle wheel and can remove along the horizontal direction of picking the muscle platform.

Preferably, one end of the rib removing table is provided with a sliding rail, the sliding rail is provided with a sliding block in a matching manner, and the rib removing wheel is fixed on the sliding block through a rib removing base.

Preferably, a support is fixed on the rib removing table, a plurality of air cylinders are arranged on the support, the air cylinders are arranged side by side along the horizontal direction of the rib removing table, and the pressing column is fixed on a baffle of the air cylinders.

The equipment can realize full-automatic welding of the plastic plate for changing the straight seam, and has higher production efficiency.

Drawings

FIG. 1 is a schematic structural diagram of a straight welding device for changing plastic plates;

FIG. 2 is a front view of a plastic panel straight seam welding apparatus;

FIG. 3 is a schematic structural view of the rib removing device;

FIG. 4 is an enlarged partial schematic view of A of FIG. 1;

FIG. 5 is a schematic view of the upper end face of the nozzle;

FIG. 6 is a schematic view of the lower end face of the nozzle;

FIG. 7 is a schematic view of a thermal fusion welding process;

FIG. 8 is a schematic view of a bar picking wheel;

FIG. 9 is a schematic diagram of a rib removing process;

FIG. 10 is a schematic view of the construction of the hold down;

the labels in the figure are: 1. the device comprises a fixing frame, 2, a welding base, 3, a hot melting gun, 4, a pressing piece, 41, a pressing wheel, 5, a guiding piece, 51, a guiding plate, 6, a rib removing table, 7, a pressing column, 8, a rib removing wheel, 9, a support, 10, an air cylinder, 11, a rib removing base, 12, a sliding rail, 13, a lead screw, 14, a nut, 15, a mounting seat, 16, a plastic plate, 17, a supporting strip, 18 and a connecting plate.

Detailed Description

The following detailed description of the preferred embodiments of the invention refers to the accompanying drawings.

As shown in fig. 1 and 2: the utility model provides a plastic slab trades straight seam welding set, includes mount 1 and the welding mechanism of setting on mount 1, welding mechanism can remove along mount 1's vertical direction or horizontal direction. Welding mechanism passes through welding base 2 and slides and set up on mount 1, and concrete sliding mode has following two kinds:

the first method is as follows: the welding base 2 moves along the horizontal direction of the fixing frame 1, and the welding mechanism moves along the vertical direction of the fixing frame 1.

The fixing frame 1 is provided with two linear guide rails in the horizontal direction, two belt pulleys are arranged between the two linear guide rails and are connected through belt transmission, and the two wheels are respectively arranged on the driving shaft and the driven shaft. The friction between the belt and two wheels is used to transmit motion and power. The transmission direction of the belt is consistent with the sliding direction of the linear guide rail and is along the horizontal direction of the fixed frame 1. One of the belt pulleys provided with the driving shaft is connected with a motor in a transmission way and used for driving a belt to transmit. The linear guide goes up the cooperation and is provided with the slider, and the both ends of welding base 2 are fixed on the slider, and the bottom and the belt fixed connection of welding base 2 drive welding base 2 through the belt along the horizontal direction round trip movement of mount 1. An electric push rod is arranged on the welding base 2, the head end of a piston rod in the electric push rod is fixed with the welding mechanism, and the pushing direction of the electric push rod is the vertical direction of the fixing frame 1. The welding mechanism is driven by the driving push rod to move back and forth along the vertical direction of the fixed frame 1. Through the sliding fit of the welding base 2 and the welding mechanism, the welding requirement is met.

The second method comprises the following steps: the welding base 2 moves along the vertical direction of the fixing frame 1, and the welding mechanism moves along the horizontal direction of the fixing frame 1.

Set up the gliding spout of cooperation welding base 2 on the both sides of mount 1, correspond on the welding base 2 and be provided with the gliding slider of cooperation, the top of mount 1 is fixed with the fixed pulley, and the cooperation is provided with the haulage rope on the fixed pulley, and the one end of haulage rope is fixed on welding base 2, and the other end of haulage rope is fixed on the ropewinder. The welding base 2 is driven to move up and down along the vertical direction of the fixing frame 1 by controlling the traction rope through the rope winder. The welding base 2 is provided with a lead screw 13, the lead screw 13 is provided with a nut 14 in a matching mode, the sliding direction of the nut 14 is the horizontal direction of the fixing frame 1 and is perpendicular to the sliding direction of the welding base 2, the welding mechanism is fixed on the nut 14, the lead screw 13 is in transmission connection with a motor, and the lead screw 13 is in transmission control through the motor so as to drive the welding base 2 to move along the horizontal direction of the fixing frame 1. In order to avoid the circumferential rotation of the screw 14 along the lead screw 13 and facilitate the sliding of the screw 14, guide rails are arranged on two sides of the lead screw 13, and a sliding block which is matched with the lead screw 14 to slide is arranged on the screw 14.

As shown in fig. 4-7 and 10: welding mechanism includes mount pad 15, is provided with hot melt gun 3 and compresses tightly 4 on the mount pad 15, and hot melt gun 3 sets gradually along the horizontal direction of mount 1 with compressing tightly 4, and mount pad 15 slides and sets up on welding base 2.

The nozzle of hot melt rifle 3 is the platykurtic structure, and all be provided with a plurality of spouts about the nozzle of hot melt rifle 3, a plurality of spouts evenly set up on the nozzle of hot melt rifle 3. The thickness of the nozzle of the hot melting gun 3 is proper, and if the thickness is too small, the hot melting efficiency of the surface of the plastic plate is reduced, and the welding efficiency is reduced; if the thickness is too large, the plastic plate may not extend between the adjacent surfaces of the adjacent plastic plates, so that the plastic plates are hot-melted.

The pressing piece 4 comprises two pressing wheels 41 which are symmetrically arranged, a pressing channel is formed between the two pressing wheels 41, the two pressing wheels 41 can generate axial relative displacement, and each pressing wheel 41 can rotate. The pressing member 4 is used for pressing the adjacent plate surfaces of the adjacent plastic plates after being hot-melted together, thereby sealing. Since the welding mechanism is always in a state of moving in the horizontal direction during the pressing, the relative displacement generated by the pressing wheel 41 is set according to the moving speed of the welding mechanism. Meanwhile, the welding mechanism is always in a state of moving along the horizontal direction in the welding process, the plastic plate moves in the opposite direction relative to the welding mechanism, the compression wheel 41 is subjected to the interaction force of the plastic plate to enable the plastic plate to rotate, friction between the compression wheel 41 and the surface of the plastic plate is reduced, and abrasion of the surface of the plastic plate is reduced. The middle parts of the two pinch rollers 41 are rotatably connected with rotating shafts, the rotating shaft of one pinch roller 41 is fixed on the mounting seat 15 through the connecting plate 18, the rotating shaft of the other pinch roller 41 is connected with the head end of the piston rod of the air cylinder 10 through the connecting plate 18, and the cylinder body of the air cylinder 10 is fixedly connected with the mounting seat 15. The two pinch rollers 41 are fixed one and movable the other, which is more suitable, and compared with the mode that the two pinch rollers 41 can move along the axial direction, the mode has more stable work and lower production cost.

One side of the hot melting gun 3, which is far away from the pressing piece 4, is provided with a guide piece 5, the guide piece 5 comprises two symmetrically arranged guide plates 51, and a welding channel is formed between the two guide plates 51 and gradually narrows along the direction close to the hot melting gun 3. The guide 5 is used for guiding adjacent face of adjacent plastic slab to be closer to the nozzle of hot melt rifle 3, improves hot melt efficiency, further improves welding efficiency.

The utility model provides a plastic slab trades transversal joint automatic weld equipment, includes above-mentioned plastic slab trades transversal joint welding set and picks the muscle device, picks the muscle device and is used for rejecting the plastic support strip at plastic slab edge.

As shown in fig. 3, 8 and 9: the rib removing device comprises a rib removing table 6, a pressing column 7 arranged above the rib removing table 6 and a rib removing wheel 8 arranged at one end of the rib removing table 6. Compress tightly post 7 and erect in picking muscle platform 6 top, compress tightly post 7 and can reciprocate along the direction of height of picking muscle platform 6, compress tightly post 7 and be used for fixing the plastic slab, restraint the position of plastic slab, can not remove at the muscle in-process and lead to picking the muscle failure. The rib removing wheel 8 can move along the horizontal direction of the rib removing table 6, so that the supporting strips in the plastic plate can be removed conveniently. The thickness of the rib removing wheel 8 needs to be adapted to the height of the support strip in the plastic plate, the plate surface of the plastic plate is removed due to over-thickness, and the incomplete removal result of the support strip is generated due to over-thinness, so that the subsequent welding process fails, the sealing is not tight, and the use of the product is influenced.

A support 9 is fixed on the rib removing table 6, a plurality of cylinders 10 are arranged on the support 9, the cylinders 10 are arranged side by side along the horizontal direction of the rib removing table 6, and the pressing column 7 is fixed on a baffle of the cylinder 10. Two slide rails 12 are erected at one end of the rib removing table 6, a slide block is arranged on the slide rails 12 in a matching mode, and the rib removing wheel 8 is fixed on the slide block through a rib removing base 11. Two belt pulleys are arranged between the two slide rails 12, one belt pulley is in transmission connection with a motor, the two belt pulleys are in transmission connection through a belt, the bottom end of the rib removing base 11 is fixedly connected with the belt, and the rib removing wheel 8 is driven to horizontally move through the belt transmission. And a position marking line is arranged at one end of the rib removing table 6 close to the rib removing wheel 8 and is used for determining the rib removing position of the plastic plate, so that the condition that the rib removing depth does not meet the requirement and the subsequent welding effect is influenced is avoided.

The using method of the invention comprises the following steps:

1. and (3) placing the plastic plate on the rib removing table 6, aligning the position marking line, and moving the compaction column 7 to fix the plastic plate.

2. And opening the rib removing wheel 8 to remove the support bars at the edge of the plastic plate.

3. And conveying the plastic plate subjected to rib removing to a plastic plate straight seam welding device, stacking according to requirements, and stacking adjacent plastic plates at intervals by using sealing strips.

4. And (3) starting the welding device, adjusting the welding mechanism to a proper position, extending the nozzle of the hot melting gun 3 into the space between the adjacent plate surfaces of the adjacent plastic plates, moving the welding mechanism along the horizontal direction to weld, and finishing the welding of the first straight seam.

5. And the welding mechanism moves along the vertical direction, and after the welding mechanism reaches a proper position, the second straight seam is welded, and the like is performed until the welding is finished.

Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a plastic slab trades straight seam welding set which characterized in that: including mount (1) and the welding mechanism of setting on mount (1), welding mechanism can remove along the vertical direction or the horizontal direction of mount (1), welding mechanism includes hot melt gun (3) and pressing member (4) that set gradually along the horizontal direction of mount (1), the nozzle of hot melt gun (3) is the platykurtic structure and all is provided with the spout from top to bottom, pressing member (4) are including pinch roller (41) that two symmetries set up, form between two pinch rollers (41) and compress tightly the passageway, two pinch rollers (41) can produce axial relative displacement, and every pinch roller (41) homoenergetic rotation.

2. The plastic plate straight seam welding apparatus of claim 1, wherein: one side of the hot melting gun (3) far away from the pressing piece (4) is provided with a guide piece (5), the guide piece (5) comprises two guide plates (51) which are symmetrically arranged, a welding channel is formed between the two guide plates (51), and the welding channel gradually narrows along the direction close to the hot melting gun (3).

3. The plastic plate straight seam welding apparatus of claim 1, wherein: the pressing piece (4) is arranged on the mounting seat (15), the pressing wheels (41) are rotatably connected with rotating shafts, the rotating shaft of one pressing wheel (41) is fixed on the mounting seat (15) through the connecting plate (18), the rotating shaft of the other pressing wheel (41) is connected with the head end of a piston rod of the air cylinder (10) through the connecting plate (18), and the air cylinder (10) is fixed on the mounting seat (15).

4. The plastic plate straight seam welding apparatus of claim 1, wherein: welding mechanism slides through welding base (2) and sets up on mount (1), and welding base (2) remove along the horizontal direction of mount (1), and welding mechanism removes along the vertical direction of mount (1).

5. The plastic plate straight seam welding apparatus of claim 4, wherein: mount (1) is provided with two linear guide along the horizontal direction, linear guide's both ends are provided with two belt pulleys, two belt pulleys pass through belt transmission and connect, one of them belt pulley transmission is connected with the motor, the last cooperation of linear guide is provided with the slider, the both ends of welding base (2) are fixed on the slider and the bottom and the belt fixed connection of welding base (2), be provided with electric putter on welding base (2), the head end and the welding mechanism of piston rod are fixed among the electric putter, electric putter's promotion direction is the vertical direction of mount (1).

6. The plastic plate straight seam welding apparatus of claim 1, wherein: welding mechanism slides through welding base (2) and sets up on mount (1), and welding base (2) remove along the vertical direction of mount (1), and welding mechanism removes along the horizontal direction of mount (1).

7. The plastic plate weld-change apparatus of claim 6, wherein: a lead screw (13) is arranged on the welding base (2), a screw nut (14) is arranged on the lead screw (13) in a matching manner, the sliding direction of the screw nut (14) is the horizontal direction of the fixing frame (1), a welding mechanism is fixed on the screw nut (14), and the lead screw (13) is in transmission connection with a motor; the rope winder is characterized in that sliding chutes matched with the welding base (2) to slide are formed in two sides of the fixing frame (1), fixed pulleys are fixed to the top end of the fixing frame (1), traction ropes are arranged on the fixed pulleys in a matched mode, one ends of the traction ropes are fixed to the welding base (2), and the other ends of the traction ropes are fixed to the rope winder.

8. The utility model provides a straight seam automatic weld equipment is traded to plastic slab which characterized in that: the plastic plate straight seam welding device and the rib removing device are characterized by comprising the plastic plate straight seam welding device and the rib removing device according to any one of claims 1 to 7, wherein the rib removing device comprises a rib removing table (6), a pressing column (7) arranged above the rib removing table (6) and a rib removing wheel (8) arranged at one end of the rib removing table (6), the pressing column (7) is erected above the rib removing table (6), the pressing column (7) can move up and down along the height direction of the rib removing table (6), and the rib removing wheel (8) can move along the horizontal direction of the rib removing table (6).

9. The automatic welding equipment for changing straight seams of plastic plates as claimed in claim 8, wherein: one end of the rib removing table (6) is provided with a sliding rail (12), the sliding rail (12) is provided with a sliding block in a matching way, and the rib removing wheel (8) is fixed on the sliding block through a rib removing base (11).

10. The automatic welding equipment for changing straight seams of plastic plates as claimed in claim 8, wherein: a support (9) is fixed on the rib removing table (6), a plurality of air cylinders (10) are arranged on the support (9), the air cylinders (10) are arranged side by side along the horizontal direction of the rib removing table (6), and the pressing column (7) is fixed on a baffle of the air cylinders (10).